Event: 4-Board Division 1

Opponent Rating Result
Joe Varley 138 ½ - ½
Paul SN Kendall 170 0 - 1
John Thackray 155 ½ - ½
Scott Nicholson 160 1 - 0
Stephen Brown 118 1 - 0
Joe Varley 138 ½ - ½
Trevor Harper 136 0 - 1
Paul SN Kendall 170 0 - 1
John Thackray 155 ½ - ½
Scott Nicholson 160 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

70 = (1500 + 400 * (2 - 4)) / 10)

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